Calamity Sphere (カラミティスフィア Karamitisufia) is the place where Havoc Empress and the Fiasco Class reside in. It is the exact opposite of Crystal Paradise.
In terms of appearance and surroundings, Calamity Sphere has a really poor one. There are plants and trees but they have withered and the skies are always dark.
The skies in Calamity Sphere is always dark and the atmosphere seems to always be gloomy. Sometimes, the place can be seen raining really hard often with thunders and lightnings. Though there are trees and flowers, they are withered and dead. Overall, the world seems dead and dark.
Somewhere in the place is the hideout of the Fiasco Class. The hideout's just a simple but big and the inside is really spacious.